65961025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6547}}^1$

素因数の和:6601

約数の個数: 24

約数和(自身を含む): 90938624

約数和(自身を除く): 24977599

約数列:

[1, 5, 13, 25, 31, 65, 155, 325, 403, 775, 2015, 6547, 10075, 32735, 85111, 163675, 202957, 425555, 1014785, 2127775, 2638441, 5073925, 13192205, 65961025]

約数ペア:

[(1, 65961025), (5, 13192205), (13, 5073925), (25, 2638441), (31, 2127775), (65, 1014785), (155, 425555), (325, 202957), (403, 163675), (775, 85111), (2015, 32735), (6547, 10075)]